16
Contents
Requiring users to enter values in form fields . . . . . . . . . . . . . . . . . . . . . . . . . 566
Form variable notes and considerations. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 567
Working with queries and data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 567
Using HTML tables to display query results . . . . . . . . . . . . . . . . . . . . . . . . . . 567
Formatting individual data items . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 569
Building flexible search interfaces . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 569
Returning results to the user . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 570
Handling no query results . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 571
Returning results incrementally . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 572
Dynamically populating list boxes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 574
Creating dynamic check boxes and multiple-selection
list boxes. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 576
Check boxes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 576
Multiple selection lists . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 578
Validating form field data types . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 579
CHAPTER 27:
Building Dynamic Forms
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 583
Creating forms with the cfform tag . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 584
Using HTML and cfform . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 584
The cfform controls . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 584
Preserving input data with preservedata . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 585
Browser considerations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 585
Building tree controls with cftree. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 586
Grouping output from a query . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 587
The cftree form variables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 589
Input validation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 589
Structuring tree controls . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 590
Image names in a cftree . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 591
Embedding URLs in a cftree. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 592
Specifying the tree item in the URL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 593
Building drop-down list boxes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 593
Building text input boxes. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 594
Building slider bar controls . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 595
Creating data grids with cfgrid . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 595
Working with a data grid and entering data . . . . . . . . . . . . . . . . . . . . . . . . . . 596
Creating an editable grid. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 599
Embedding Java applets. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 606
Registering a Java applet . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 606
Using cfapplet to embed an applet . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 608
Handling form variables from an applet . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 609
Input validation with cfform controls . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 609
Validating with regular expressions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 610
Input validation with JavaScript . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 613
Handling failed validation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 614
Example: validating an e-mail address. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 615
Summary of Contents for COLDFUSION MX 61-DEVELOPING COLDFUSION MX
Page 1: ...Developing ColdFusion MX Applications...
Page 22: ...22 Contents...
Page 38: ......
Page 52: ...52 Chapter 2 Elements of CFML...
Page 162: ......
Page 218: ...218 Chapter 10 Writing and Calling User Defined Functions...
Page 250: ...250 Chapter 11 Building and Using ColdFusion Components...
Page 264: ...264 Chapter 12 Building Custom CFXAPI Tags...
Page 266: ......
Page 314: ...314 Chapter 14 Handling Errors...
Page 344: ...344 Chapter 15 Using Persistent Data and Locking...
Page 349: ...About user security 349...
Page 357: ...Security scenarios 357...
Page 370: ...370 Chapter 16 Securing Applications...
Page 388: ...388 Chapter 17 Developing Globalized Applications...
Page 408: ...408 Chapter 18 Debugging and Troubleshooting Applications...
Page 410: ......
Page 426: ...426 Chapter 19 Introduction to Databases and SQL...
Page 476: ...476 Chapter 22 Using Query of Queries...
Page 534: ...534 Chapter 24 Building a Search Interface...
Page 556: ...556 Chapter 25 Using Verity Search Expressions...
Page 558: ......
Page 582: ...582 Chapter 26 Retrieving and Formatting Data...
Page 668: ......
Page 734: ...734 Chapter 32 Using Web Services...
Page 760: ...760 Chapter 33 Integrating J2EE and Java Elements in CFML Applications...
Page 786: ...786 Chapter 34 Integrating COM and CORBA Objects in CFML Applications...
Page 788: ......